Home / 250,785,376.40-346,095,288.06-139,276,719.92

Finding the Fourth Proportional to 250,785,376.40, 346,095,288.06 and 139,276,719.92

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Solution

The fourth proportional to 250,785,376.40, 346,095,288.06 and 139,276,719.92 is: 192,208,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,785,376.40 : 346,095,288.06 = 139,276,719.92 : x
  2. Step 2: Convert to fraction form
    250,785,376.40/346,095,288.06 = 139,276,719.92/x
  3. Step 3: Cross multiply
    250,785,376.40x = 346,095,288.06 × 139,276,719.92
  4. Step 4: Simplify right side
    250,785,376.40x = 48,203,016,500,764,336
  5. Step 5: Solve for x
    x = 48,203,016,500,764,336/250,785,376.40
  6. Step 6: Final answer
    x = 192,208,242.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.